OpenTechnical

OT-2026-000036319

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000036319) never changes.

Identity and time

Publication numberOT-2026-000036319 · never reused
Internal UUID01a0ae77-01d0-7171-ad9d-67a8e2d6460c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036319
StatusPUBLIC

Content hashes

Canonical text6ae64f1636ed59b37515375ba27f009e4210663d977ce2eae0f8d6aa2feb3703
Markdownbd0a59f50c819c38b55adae7c76961440cf2e81abfd67c959584fec464e4b3ee
PDF
Publication page58cfa9b8cb914cc227663a0d0202d0d87eb2be161afae29463d79ba9d37414c0
Manifest8aaca22a6d7f74fbc01751af8453663fd843ed72fc7f4f28613c619663ca2053

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureiTskHHtEI5TeKDAqrTBYuQlOfEGYuK3VRHsdo/VvQLnUg23TcfaSH8/UNr999UdWjzU01CdmYbkQgkXVhFP2Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:35.652078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036319
observed 58cfa9b8cb914cc227663a0d0202d0d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:35.633447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036319/manifest.json
observed 8aaca22a6d7f74fbc01751af8453663f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:35.613171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036319/publication.md
observed bd0a59f50c819c38b55adae7c7696144...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:35.596534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036319/publication.txt
observed 6ae64f1636ed59b37515375ba27f009e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.